S-9157K73 0.622" ID x 27/32" OD x 3 1/2" Long ASTM A312, ASTM A733, ASME B1.20.1 Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with 304/304L stainless steel construction for long-lasting performance in demanding environments
• Versatile media compatibility for safe handling of air, natural gas, oil, steam, and water applications
• Reliable leak-proof connections through precision NPT threading and welded construction ensuring secure fittings
• Dimensional stability with Schedule 40 wall thickness maintaining structural integrity under pressure
• Flexible installation options with threaded to butt weld connections for adaptable system integration
• Regulatory compliance assurance meeting ASTM A312, ASTM A733, and ASME B1.20.1 standards for quality consistency
• Environmental safety compliance with RoHS 3 (2015/863/EU) certification for restricted substance control

Professional Applications & Engineering Value

This 1/2" Schedule 40 stainless steel pipe nipple delivers exceptional engineering value through its 304/304L stainless steel composition, providing optimal resistance to corrosion, oxidation, and chemical degradation in industrial fluid systems. The NPT threaded end ensures secure, pressure-tight connections while the welded construction maintains structural integrity under thermal cycling and mechanical stress. Engineered for air, natural gas, oil, steam, and water applications, this pipe adapter solves critical leakage and compatibility challenges in processing plants, HVAC systems, and energy infrastructure. The threaded to butt weld configuration offers installation flexibility, reducing assembly time and maintenance costs while meeting rigorous ASTM A312 and ASME B1.20.1 specifications for reliable performance in Class 150 service conditions.

Specification Summary & Compliance

This standard-wall stainless steel pipe nipple maintains precise dimensional accuracy with NPT thread specifications per ASME B1.20.1, ensuring proper engagement and sealing compatibility. Manufactured in compliance with ASTM A312 for seamless and welded pipe requirements and ASTM A733 for welded and seamless carbon and austenitic stainless steel pipe nipples. The product carries full RoHS 3 (2015/863/EU) compliance for environmental safety and is engineered for Schedule 40 piping systems with Class 150 pressure ratings, providing reliable performance across industrial applications.